y = 4 + (x - 3)²
x= 14
y = 4 + (14 - 3)²
y = 4 + (11)²
y = 4 + 121
y = 125
x = 13
y = 4 + (13 - 3)²
y = 4 + (10)²
y = 4 + 100
y = 104
x = 0
y = 4 + (0 - 3)²
y = 4 + (-3)²
y = 4 + 9
y = 13
x = 3
y = 4 + (3 - 3)²
y = 4 + 0
y = 4
x = 4
y = 4 + (4 - 3)²
y = 4 + 1²
y = 4 + 1
y = 5
y is least when x = 3
